charles chu the pickle shape object on the scins one more mysterious killer on every changing battle field. team recently helped identify the new virus which surfaced in the african nation of congo. he says it's relat relateed to rabies but produces symptoms similar to he boo bow bowl. >> there was a new virus from us a different family and it is actually what we call what we are dubbing the congo virus. >>reporter: the in the lab here researchers track viral outbreak from around the country and the world. in part to stay step ahead of the disease that could ultimately be heading our way. this year there has been no shortage of candidates. from new version of the virus in europe to west nile outbreak in texas to the sudden appearance of the hunt virus at yosemite. >> it's crazy but many i think that major focus of my lab is to look for emerging infectious disease and interested in outbreak emerging virus that you say can cross the species barrier and jump from animal to human. >>reporter: lab is epi-center in the study of virus with us new technology the lab crucials dna and reconstr